【正确答案】 C

【答案解析】[听力原文]
W: Welcome to the mountains!
M: We're delighted to be here. it's really beautiful.
W: Yes, it is.
M: No pollution and not many cars. In fact, not much traffic of any kind! how long have you been in this place?
W: Oh, about five years.
M: Did you build the cabin yourself?
W: Friends, family, everybody joined in. It took us one whale summer. We camped outside and used the lake water for drinking and washing.
M: Interesting, wasn't it?
W: It is.

Where does the woman live?

[解析] 由女士所说“Welcome to the mountains!”可判断女士应住在山上。

【正确答案】 A

【答案解析】[听力原文]
Why does she live there?

[解析] 听完全文可得知女士在此居住的关键原因应是“No pollution”。